Wuxi Nest Red, External Thread, with Sealing Ring, Sterile, 500/pk, 2000/cs , 633951R

Red external-thread screw caps with an integrated sealing ring for laboratory sample tubes. These sterile caps are designed to provide a leak-resistant closure for external-thread tubes and are intended for use in liquid handling and sample storage applications. The caps fit common microtube sizes and are supplied in sterile packaged quantities for use in controlled laboratory environments.

Key Features:

• Color: Red
• Closure type: External thread with sealing ring
• Sterility: Sterile
• Pack quantity: 500 per pack, 2000 per case
• Manufacturer part code: 633951R
• Compatible with 0.5 mL, 1.5 mL and 2.0 mL tubes

Advantages:

• Integrated sealing ring provides a secure, leak-resistant closure to protect sample integrity and reduce contamination risk.
• Sterile packaging enables immediate use in controlled laboratory workflows requiring aseptic components.
• Red color offers straightforward visual identification and sample organization in multi-sample workflows.